Pompadour ring in white gold, sapphire and diamonds

18k white gold ring (750/1000) set with a sapphire and diamonds. One oval-cut sapphire, weighing approximately 0.53 ct, surrounded by 16 brilliant-cut diamonds, weighing approximately 0.16 ct each (each diamond weighing approximately 0.001 ct). Width at the top: 1.20 cm. Ring size: 51. Total weight: 3.11 g. Eagle's head hallmark. Excellent condition.